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3e89a8d6f6
Largely rewritten Editor Region & Language Settings page. Far less error prone compared to the old implementation. I'd like to do a lot more to make this not so lame in the future - move the game's native culture to something not editor-specific and leverage it as the default for new game targets in the localization dashboard. [CL 2706823 by Saul Abreu in Main branch]
98 lines
2.9 KiB
C++
98 lines
2.9 KiB
C++
// Copyright 1998-2015 Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "SCompoundWidget.h"
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#include "SlateDelegates.h"
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#include "CulturePointer.h"
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struct FCultureEntry
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{
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FCulturePtr Culture;
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TArray< TSharedPtr<FCultureEntry> > Children;
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bool IsSelectable;
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FCultureEntry(const FCulturePtr& InCulture, const bool InIsSelectable = true)
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: Culture(InCulture)
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, IsSelectable(InIsSelectable)
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{}
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FCultureEntry(const FCultureEntry& Source)
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: Culture(Source.Culture)
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, IsSelectable(Source.IsSelectable)
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{
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Children.Reserve(Source.Children.Num());
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for (const auto& Child : Source.Children)
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{
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Children.Add( MakeShareable( new FCultureEntry(*Child) ) );
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}
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}
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};
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class LOCALIZATION_API SCulturePicker : public SCompoundWidget
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{
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public:
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/** A delegate type invoked when a selection changes somewhere. */
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DECLARE_DELEGATE_RetVal_OneParam(bool, FIsCulturePickable, FCulturePtr);
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typedef TSlateDelegates< FCulturePtr >::FOnSelectionChanged FOnSelectionChanged;
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public:
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SLATE_BEGIN_ARGS( SCulturePicker )
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: _UseNativeDisplayNames(false)
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, _CanSelectNone(false)
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{}
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SLATE_EVENT( FOnSelectionChanged, OnSelectionChanged )
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SLATE_EVENT( FIsCulturePickable, IsCulturePickable )
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SLATE_ARGUMENT( FCulturePtr, InitialSelection )
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SLATE_ARGUMENT(bool, UseNativeDisplayNames)
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SLATE_ARGUMENT(bool, CanSelectNone)
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SLATE_END_ARGS()
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SCulturePicker()
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: UseNativeDisplayNames(false)
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, CanSelectNone(false)
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, SupressSelectionCallback(false)
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{}
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void Construct( const FArguments& InArgs );
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void RequestTreeRefresh();
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private:
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void BuildStockEntries();
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void RebuildEntries();
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void OnFilterStringChanged(const FText& InFilterString);
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TSharedRef<ITableRow> OnGenerateRow(TSharedPtr<FCultureEntry> Entry, const TSharedRef<STableViewBase>& Table);
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void OnGetChildren(TSharedPtr<FCultureEntry> Entry, TArray< TSharedPtr<FCultureEntry> >& Children);
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void OnSelectionChanged(TSharedPtr<FCultureEntry> Entry, ESelectInfo::Type SelectInfo);
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private:
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TSharedPtr< STreeView< TSharedPtr<FCultureEntry> > > TreeView;
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/* The provided cultures array. */
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TArray<FCulturePtr> Cultures;
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/* The top level culture entries for all possible stock cultures. */
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TArray< TSharedPtr<FCultureEntry> > StockEntries;
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/* The top level culture entries to be displayed in the tree view. */
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TArray< TSharedPtr<FCultureEntry> > RootEntries;
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/* The string by which to filter cultures names. */
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FString FilterString;
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/** Delegate to invoke when selection changes. */
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FOnSelectionChanged OnCultureSelectionChanged;
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/** Delegate to invoke to set whether a culture is "pickable". */
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FIsCulturePickable IsCulturePickable;
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/* Should the cultures use their display names displayed as localized in their own (IE: native) culture? */
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bool UseNativeDisplayNames;
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/** Should a null culture option be available? */
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bool CanSelectNone;
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/* Flags that the selection callback shouldn't be called when selecting - useful for initial selection, for instance. */
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bool SupressSelectionCallback;
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}; |